Fiber-reactive red azo dyestuff

Details Fiber-reactive red azo dyestuff Fiber-reactive red azo dyestuff

1983-04-18

1988-09-06

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

8549, 534887, 534727, 534736, C09B 6251, D06P 138, D06P 310, D06P 366

Patent

active

047694467

ABSTRACT:
A water-soluble fiber-reactive red dyestuff is disclosed which, in its free acid form, has the formula ##STR1## wherein X is --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 --Z wherein Z is --OH, --Cl, --Br, --OSO.sub.3 H, --SSO.sub.3 H, --OPO.sub.3 H.sub.2, --O.sub.2 CCH.sub.3, --O.sub.2 CCH.sub.2 CH.sub.3 or --N(lower alkyl).sub.2. Liquid compositions of said dyestuff are also disclosed. This dyestuff yields brilliant red shades on cellulosic materials having excellent fastness properties and superior color yield and build up.

REFERENCES:
patent: 3419542 (1968-12-01), Meininger et al.
patent: 4045428 (1977-08-01), Meininger et al.
patent: 4046754 (1977-09-01), Meininger et al.
patent: 4139527 (1979-02-01), Meininger et al.

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